<template>
  <div id="spatialDisSta-map" style="width:100%;height:800px;"></div>
  <div id="spatialDisSta-mapDiv" class="ol-popup">
    <!-- 显示控件 -->
    <div id="spatialDisSta-setDivPosition"  class="init-setDivPosition">
      <!-- 切换卫星和街道地图 -->
      <p @click="switchMap" class="init-setDivPosition-selected">
        <template v-if="switchMapBool==false">
          <img src="@/assets/map/image/weixing-b.png" title="切换卫星地图"><br/><span>卫星图</span>
        </template>
        <template v-else>
          <img src="@/assets/map/image/jiedao-b.png" title="切换街道地图"><br/><span>街道图</span>
        </template>
      </p>
      <!-- 返回主界面 -->
      <p @click="zoomDefaultPosition" :class="{ 'init-setDivPosition-selected': zoomDefaultPositionBool==true }">
        <img src="@/assets/map/image/newImage/home.png" title="返回主界面"><br/><span>主界面</span>
      </p>
      <!-- 显示工具箱 -->
      <p @click="showHideToolsBoxDiv" :class="{ 'init-setDivPosition-selected': showHideToolsBox==false }">
        <template v-if="showHideToolsBox">
          <img src="@/assets/map/image/tools.png" title="打开工具箱"><br/><span style="border:0;">工具箱</span>
        </template>
        <template v-else>
          <img src="@/assets/map/image/tools.png" title="关闭工具箱"><br/><span style="border:0;">工具箱</span>
        </template>
      </p>
    </div>
    <!-- 工具箱 -->
    <div id="spatialDisSta-ToolsBoxDiv" class="init-ToolsBoxDiv">
      <p @click="measureToolBox" :class="{ 'init-setDivPosition-selected': showHideMeasureTool==false }">
        <template v-if="showHideMeasureTool">
          <img title="开启测量工具" src="@/assets/map/image/cel.png"><br/><span>测量</span>
        </template>
        <template v-else>
          <img title="关闭测量工具" src="@/assets/map/image/cel.png"><br/><span>测量</span>
        </template>
      </p>
      <p @click="positionToolBox" :class="{ 'init-setDivPosition-selected': showHidePositionTool==false }">
        <template v-if="showHidePositionTool">
          <img title="开启定位工具" src="@/assets/map/image/dingw.png"><br/><span style="border:0;">定位</span>
        </template>
        <template v-else>
          <img title="关闭定位工具" src="@/assets/map/image/dingw.png"><br/><span style="border:0;">定位</span>
        </template>
      </p>
    </div>
    <!-- 所有工具 -->
    <div id="spatialDisSta-AllToolsDiv" class="init-AllToolsDiv">
      <!-- 测量工具 -->
      <div id="spatialDisSta-MeasureToolsDiv" class="init-AllToolsDivFloat">
        <p @click="measureDistance" :class="{ 'init-setDivPosition-selected': measureDistanceBool==false }">
          <template v-if="measureDistanceBool">
            <img src="@/assets/map/image/jul.png" title="测量距离（在地图上单击鼠标左键绘制折线，双击完成测量）"><br/><span>测量距离</span>
          </template>
          <template v-else>
            <img src="@/assets/map/image/jul.png" title="测量距离（在地图上单击鼠标左键绘制折线，双击完成测量）"><br/><span>测量距离</span>
          </template>
        </p>
        <p class="init-AllToolsDiv-split"></p>
        <p @click="measureArea" :class="{ 'init-setDivPosition-selected': measureAreaBool==false }">
          <template v-if="measureAreaBool">
            <img src="@/assets/map/image/mianj.png" title="测量面积（在地图上单击鼠标左键绘制多边形，双击完成测量）"><br/><span>测量面积</span>
          </template>
          <template v-else>
            <img src="@/assets/map/image/mianj.png" title="测量面积（在地图上单击鼠标左键绘制多边形，双击完成测量）"><br/><span>测量面积</span>
          </template>
        </p>
        <p class="init-AllToolsDiv-split"></p>
        <p @click="stopMeasure" :class="{ 'init-setDivPosition-selected': stopMeasureBool==false }">
          <template v-if="stopMeasureBool">
            <img src="@/assets/map/image/jshz.png" title="取消测量距离或测量面积操作"><br/><span>结束测量</span>
          </template>
          <template v-else>
            <img src="@/assets/map/image/jshz.png" title="取消测量距离或测量面积操作"><br/><span>结束测量</span>
          </template>
        </p>
        <p class="init-AllToolsDiv-split"></p>
        <p @click="clearMeasure" :class="{ 'init-setDivPosition-selected': clearMeasureBool==false }">
          <template v-if="clearMeasureBool">
            <img src="@/assets/map/image/qux.png" title="清空全部测量结果"><br/><span>清空结果</span>
          </template>
          <template v-else>
            <img src="@/assets/map/image/qux.png" title="清空全部测量结果"><br/><span>清空结果</span>
          </template>
        </p>
      </div>
      <!-- 定位工具 -->
      <div id="spatialDisSta-MousePositionDiv">
        <span><img class="init-jingd" src="@/assets/map/image/jingd.png" title="鼠标左键在地图上点击位置的经度值"></span>
        <input id="spatialDisSta-MousePositionLon" type="text" value="">
        <span><img class="init-weid" src="@/assets/map/image/weid.png" title="鼠标左键在地图上点击位置的纬度值"></span>
        <input id="spatialDisSta-MousePositionLat" type="text" value="">
        <p @click="clearPosition" :class="{ 'init-setDivPosition-selected': clearPositionBool==false }">
          <template v-if="clearPositionBool">
            <img src="@/assets/map/image/qux.png" title="清空全部定位点图标"><br/><span>清空结果</span>
          </template>
          <template v-else>
            <img src="@/assets/map/image/qux.png" title="清空全部定位点图标"><br/><span>清空结果</span>
          </template>
        </p>
        <p class="init-AllToolsDiv-split"></p>
        <p @click="addPosition" :class="{ 'init-setDivPosition-selected': addPositionBool==false }">
          <template v-if="addPositionBool">
            <img src="@/assets/map/image/dingwd.png" title="根据经纬度值在地图上添加定位点图标"><br/><span>添加定位点</span>
          </template>
          <template v-else>
            <img src="@/assets/map/image/dingwd.png" title="根据经纬度值在地图上添加定位点图标"><br/><span>添加定位点</span>
          </template>
        </p>
      </div>
    </div>
    <!-- 弹出窗口 -->
    <!--<div id="spatialDisSta-popup" class="new-ol-popup">
      <a href="#" id="spatialDisSta-popup-closer" class="new-ol-popup-closer"></a>
      <div id="spatialDisSta-popup-content"></div>
    </div>-->
  </div>
</template>
<script>
import '@/assets/map/ol/ol.css';
import { iServerHttp,getProjection,getResolutions,getTiandituVecMap,getTiandituVecText,getTiandituImgMap,getTiandituImgText,getRESTLayer,getVectorTileLayer } from "@/map/projMap.js";
import Map from 'ol/Map';
import View from 'ol/View';
import VectorLayer from 'ol/layer/Vector';
import {Vector as VectorSource} from 'ol/source'
import {Control} from 'ol/control';
import Overlay from 'ol/Overlay';
import Feature from 'ol/Feature';
import Point from 'ol/geom/Point';
import Polygon from 'ol/geom/Polygon';
import LineString from 'ol/geom/LineString';
import {Fill, Stroke, Style, Icon, Circle} from 'ol/style';
import {Select, Draw, Modify, Snap, Translate} from 'ol/interaction';
import {getArea, getLength} from 'ol/sphere';
import {unByKey} from 'ol/Observable';
import {boundingExtent} from 'ol/extent';
import {MapService} from '@supermap/iclient-ol';
import dingweiImg from '@/assets/map/image/newImage/blueMarker.png';

export default {
  name: "SpatialDisStaMap",
  components: {

  },
  props:{
    
  },
  emits:["selectProvinceInfo"],
  data() {
    return {
      str: "spatialDisSta",
      map: null,
      projection4490:null,
      center: [105, 34],
      zoom: 3,
      mapLoadingBool:false,//是否正在查询参数
      zoomDefaultPositionBool:true,//显示主界面
      switchMapBool:false,//切换地图
      layer1:null,//天地图街道图
      layer2:null,
      layer3:null,//天地图卫星图
      layer4:null,
      draw:null,//矢量绘制
      snap:null,
      select:null,
      modify:null,
      drag:null,
      source:null,//矢量绘制图层数据
      measureSource:null,//测量结果图层数据
      measure:null,//测量工具
      sketch:null,
      helpTooltipElement:null,
      helpTooltip:null,
      measureTooltipElement:null,
      measureTooltip:null,
      measureTooltipArray:[],//全部测量结果Overlay数组
      showHideMeasureTool:true,//显示|隐藏测量工具
      measureDistanceBool:true,
      measureAreaBool:true,
      stopMeasureBool:true,
      clearMeasureBool:true,
      showHidePositionTool:true,//显示|隐藏定位工具
      addPositionBool:true,
      clearPositionBool:true,
      popupInfoLayer:null,//弹出窗口
      showHideToolsBox:true,
      //addressMatchService:null,//地址匹配
      addressUrl:"https://iserver.supermap.io/iserver/services/addressmatch-Address/restjsr/v1/address",
      selectFeature:null,//选中要素
    }
  },
  watch: {
    
  },
  created() {

  },
  mounted() {
    console.log("mounted");
    let that = this;
    //地图异步加载
    this.$nextTick(function(){
      console.log('地图异步加载');
      //地图异步加载
      setTimeout(() => {
        //初始化地图信息
        that.initMap();
        //矢量瓦片图层--全国省份
        that.createVectorTileLayerProvince();
      }, 200);
    });
  },
  beforeCreate() {//生命周期创建之前
    console.log("beforeCreate");
  },
  beforeMount() {//生命周期挂载之前
    console.log("beforeMount");
  },
  beforeUpdate() {//生命周期更新之前
    console.log("beforeUpdate");
  },
  updated() {//生命周期更新之后
    console.log("updated");
  },
  beforeDestroy() {//生命周期销毁之前
    console.log("beforeDestroy");
  },
  destroyed() {//生命周期销毁完成
    this.map = null;
    console.log("销毁地图");
  },
  activated() {//如果页面有keep-alive缓存功能激活，这个函数会触发
    console.log("activated-"+this.str);
    //自动获取地图div高度
    this.autodivheight();
    //浏览器窗口发生变化时同时变化DIV高度
    window.onresize=this.autodivheight;
  },
  deactivated() {//如果页面有keep-alive缓存功能停用，这个函数会触发
    console.log("deactivated-"+this.str);
    //取消浏览器窗口发生变化时同时变化DIV高度事件
    window.onresize = null;
  },
  methods: {
    initMap() {
      let that = this;
      let mapStr = this.str;
      let targetMap = document.getElementById(mapStr+"-map");
      if(targetMap.innerHTML!=""){
        console.log("清空targetMap");
      }
      targetMap.innerHTML = "";//清空
      //新建popup弹窗
      let targetDiv = document.getElementById(mapStr+"-mapDiv");
      let node = document.createElement("div");
      node.id = mapStr+"-popup";
      node.setAttribute("class","new-ol-popup");
      node.innerHTML = '<a href="#" id="'+mapStr+'-popup-closer" class="new-ol-popup-closer"></a>' +
          '<div id="'+mapStr+'-popup-content"></div>';
      targetDiv.appendChild(node);
      console.log("新建popup");
      //自动获取地图div高度
      this.autodivheight();
      //浏览器窗口发生变化时同时变化DIV高度
      window.onresize=this.autodivheight;
      if(this.map){//避免重复加载地图
        console.log("避免重复加载地图");
        return;
      }
      console.log("初始化地图");
      //获取投影4490坐标系
      this.projection4490 = getProjection();
      let resolutions = getResolutions();
      //初始化地图信息
      this.map = new Map({
        target: targetMap.id,
        /*controls: defaultControls({attributionOptions: {collapsed: false}})
            .extend([new Logo()]),*/
        view: new View({
          center: this.center,
          maxZoom: 17,
          minZoom: 0,
          zoom: this.zoom,
          constrainResolution:true,//缩放地图可移动到最近的缩放级别
          projection: 'EPSG:4490',
          resolutions:resolutions
        })
      });
      //添加天地图图层
      this.layer1 = getTiandituVecMap();//fxpc天地图街道影像底图
      this.map.addLayer(this.layer1);
      this.layer2 = getTiandituVecText();//fxpc天地图街道地图注记
      this.map.addLayer(this.layer2);
      this.layer1.setZIndex(0);
      this.layer2.setZIndex(0);
      //矢量绘制图层
      this.source = new VectorSource({
        wrapX: false
      });
      let vectorLayer = new VectorLayer({
        source: that.source,
        projection: 'EPSG:4490'
      });
      this.map.addLayer(vectorLayer);
      vectorLayer.setZIndex(1);
      //测量结果图层
      this.measureSource = new VectorSource({
        wrapX: false
      });
      let measureLayer = new VectorLayer({
        source: that.measureSource,
        projection: 'EPSG:4490'
      });
      this.map.addLayer(measureLayer);
      measureLayer.setZIndex(1);

      //添加控件
      let info = new Control({element: document.getElementById(mapStr+'-mapDiv')});
      info.setMap(this.map);
      this.map.addControl(info);
      //添加控件--index页面div
      let info1 = new Control({element: document.getElementById(mapStr+'MapDiv')});
      info1.setMap(this.map);
      this.map.addControl(info1);
      //弹出窗口
      let popupTarget = document.getElementById(this.str+"-popup");
      if(popupTarget){
        this.popupInfoLayer = new Overlay({
          element: popupTarget,
          positioning: 'center-center'
        });
        this.map.addOverlay(this.popupInfoLayer);
        //显示弹出窗口
        document.getElementById(this.str+"-popup").style.display="block";
        //关闭弹出事件
        document.getElementById(this.str+"-popup-closer").onclick = function () {
          that.popupInfoLayer.setPosition(undefined);
          //隐藏弹出窗口
          document.getElementById(that.str+"-popup").style.display="none";
        };
      }
      //右键菜单事件
      this.map.on('contextmenu', function(event){
        event.preventDefault();//屏蔽自带的右键事件
        let pixel = that.map.getEventPixel(event.originalEvent);
        let feature = that.map.forEachFeatureAtPixel(pixel,function(feature){
          //根据像素坐标获取右键选中的地图要素
          return feature;
        });
        if(feature && that.draw==null){

        }
      });
      //点击地图事件
      this.map.on('click', function(event){
        //隐藏右键菜单
        that.hideContextMenu();
        //隐藏弹出窗口
        if(that.popupInfoLayer!=null){
          that.popupInfoLayer.setPosition(undefined);
        }
        let pixel = that.map.getEventPixel(event.originalEvent);
        let coordinate = that.map.getEventCoordinate(event.originalEvent);
        //判断定位工具是否开启状态
        if(that.showHidePositionTool==false){
          document.getElementById(mapStr+"-MousePositionLon").value = coordinate[0];
          document.getElementById(mapStr+"-MousePositionLat").value = coordinate[1];
        }
        let feature = that.map.forEachFeatureAtPixel(pixel,function(feature){
          //根据像素坐标获取右键选中的地图要素
          return feature;
        });
        if(feature && that.draw==null){
          //选中要素
          that.selectFeature = feature;
        }
      });
      //地图移动事件
      this.map.on('moveend', function (event) {
        let center = that.map.getView().getCenter();
        let zoom = that.map.getView().getZoom();
        if(center[0]!=that.center[0] || center[1]!=that.center[1] || zoom!=that.zoom){
          //设置主界面图标文字
          that.zoomDefaultPositionBool = false;
        }else{//主界面
          //设置主界面图标文字
          that.zoomDefaultPositionBool = true;
        }
      });
      //鼠标移动事件--测量工具
      this.map.on('pointermove', function (evt) {
        if (evt.dragging) {
          return;
        }
        if(that.measure!=null){
          let helpMsg = '点击开始绘制';

          if (that.sketch) {
            const geom = that.sketch.getGeometry();
            if (geom instanceof Polygon) {
              helpMsg = '点击继续绘制多边形';
            } else if (geom instanceof LineString) {
              helpMsg = '点击继续绘制折线';
            }
          }

          that.helpTooltipElement.innerHTML = helpMsg;
          that.helpTooltip.setPosition(evt.coordinate);

          that.helpTooltipElement.classList.remove('hidden');
        }
      });
      //鼠标移出事件--测量工具
      this.map.getViewport().addEventListener('mouseout', function () {
        if(that.measure!=null){
          that.helpTooltipElement.classList.add('hidden');
        }
      });
      //地址匹配
      //this.addressMatchService = new AddressMatchService(this.addressUrl);
      //地图缩放到权限位置
      this.zoomDefaultPosition();
    },
    autodivheight() {//自动获取div高度
      //获取浏览器窗口高度
      let winHeight = 0;
      if (window.innerHeight) {
        winHeight = window.innerHeight;
      } else if ((document.body) && (document.body.clientHeight)) {
        winHeight = document.body.clientHeight;
      }
      //通过深入Document内部对body进行检测，获取浏览器窗口高度
      if (document.documentElement && document.documentElement.clientHeight) {
        winHeight = document.documentElement.clientHeight;
      }
      //全屏时窗口高度:864px,地图div高度:754px
      let tempHeight = 864;
      let mapTempHeight = 754;
      let mapHeight = winHeight - tempHeight + mapTempHeight;
      //最小高度
      if(mapHeight < 600){
        mapHeight = 600;
      }
      //设置地图高度
      document.getElementById(this.str+"-map").style.height= mapHeight +"px";
      console.log("窗口高度："+winHeight+"地图高度："+mapHeight);
      //resize事件--刷新地图,确保地图不变形
      if(this.map){
        this.map.updateSize();
        console.log("resize事件--刷新地图,确保地图不变形");
      }
    },
    getTextFormat(str){//格式化文本内容
      if(str==null || str==undefined){
        str = "";
      }
      return str;
    },
    hideContextMenu(){//隐藏右键菜单
      //隐藏右键菜单

    },
    //切换地图
    switchMap(){
      if(this.switchMapBool){//显示街道图
        this.switchMapBool = false;
        //添加天地图图层
        if(this.layer1==null){
          this.layer1 = getTiandituVecMap();//fxpc天地图街道影像底图
          this.map.addLayer(this.layer1);
        }
        if(this.layer2==null){
          this.layer2 = getTiandituVecText();//fxpc天地图街道地图注记
          this.map.addLayer(this.layer2);
        }
        //显示街道图
        this.layer1.setVisible(true);
        this.layer2.setVisible(true);
        this.layer3.setVisible(false);
        this.layer4.setVisible(false);
        this.layer1.setZIndex(0);
        this.layer2.setZIndex(0);
      }else{//显示卫星图
        this.switchMapBool = true;
        if(this.layer3==null){
          this.layer3 = getTiandituImgMap();//fxpc天地图卫星影像底图
          this.map.addLayer(this.layer3);
        }
        if(this.layer4==null){
          this.layer4 = getTiandituImgText();//fxpc天地图卫星影像注记
          this.map.addLayer(this.layer4);
        }
        //显示卫星图
        this.layer1.setVisible(false);
        this.layer2.setVisible(false);
        this.layer3.setVisible(true);
        this.layer4.setVisible(true);
        this.layer3.setZIndex(0);
        this.layer4.setZIndex(0);
      }
    },
    //地图缩放到权限位置
    zoomDefaultPosition() {
      //刷新地图,确保地图不变形
      this.map.updateSize();
      this.map.getView().setCenter(this.center);
      this.map.getView().setZoom(this.zoom);
      this.zoomDefaultPositionBool = true;
    },
    //显示工具箱
    showHideToolsBoxDiv(){
      if(this.showHideToolsBox){
        this.showHideToolsBox = false;
        document.getElementById(this.str+"-ToolsBoxDiv").style.display="block";
      }else{
        this.showHideToolsBox = true;
        document.getElementById(this.str+"-ToolsBoxDiv").style.display="none";
      }
      //关闭全部工具
      this.closeAllToolsBox(null);
    },
    //关闭全部工具
    closeAllToolsBox(type){
      //关闭测量工具
      if(type!="MeasureTool" && this.showHideMeasureTool==false){
        this.showHideMeasureTool = true;
        let divId = this.str+"-MeasureToolsDiv";
        //隐藏
        document.getElementById(divId).style.display = "none";
        //清空测量结果
        this.clearMeasure();
        this.clearMeasureBool = true;
      }
      //关闭定位工具
      if(type!="PositionTool" && this.showHidePositionTool==false){
        this.showHidePositionTool = true;
        let divId = this.str+"-MousePositionDiv";
        //隐藏
        document.getElementById(divId).style.display = "none";
        //清空定位结果
        this.clearPosition();
      }
    },
    measureToolBox(){//测量工具Div
      let divId = this.str+"-MeasureToolsDiv";
      //关闭全部工具
      this.closeAllToolsBox("MeasureTool");
      if(this.showHideMeasureTool){
        this.showHideMeasureTool = false;
        //显示
        document.getElementById(divId).style.display = "block";
      }else{
        this.showHideMeasureTool = true;
        //隐藏
        document.getElementById(divId).style.display = "none";
      }
    },
    measureDistance(){//测距
      if(this.source!=null){
        //地图工具箱--开启测距
        this.setMapToolBox('MeasureDistance');
        //设置样式
        this.measureDistanceBool = false;
        this.measureAreaBool = true;
        this.stopMeasureBool = true;
        this.clearMeasureBool = true;
      }
    },
    measureArea(){//测面
      if(this.source!=null){
        //地图工具箱--开启测面
        this.setMapToolBox('MeasureArea');
        //设置样式
        this.measureAreaBool = false;
        this.measureDistanceBool = true;
        this.stopMeasureBool = true;
        this.clearMeasureBool = true;
      }
    },
    stopMeasure(){//停止测量
      if(this.source!=null){
        //地图工具箱--停止测量
        this.setMapToolBox('StopMeasure');
        //设置样式
        this.stopMeasureBool = false;
        this.measureDistanceBool = true;
        this.measureAreaBool = true;
        this.clearMeasureBool = true;
      }
    },
    clearMeasure(){//清空测量结果
      if(this.source!=null){
        //地图工具箱--清空测量结果
        this.setMapToolBox('ClearMeasure');
        //设置样式
        this.clearMeasureBool = false;
        this.measureDistanceBool = true;
        this.measureAreaBool = true;
        this.stopMeasureBool = true;
      }
    },
    positionToolBox(){//定位工具Div
      let divId = this.str+"-MousePositionDiv";
      //关闭全部工具
      this.closeAllToolsBox("PositionTool");
      if(this.showHidePositionTool){
        this.showHidePositionTool = false;
        //显示
        document.getElementById(divId).style.display = "block";
      }else{
        this.showHidePositionTool = true;
        //隐藏
        document.getElementById(divId).style.display = "none";
      }
    },
    addPosition(){//添加定位结果
      this.clearPositionBool = true;
      this.addPositionBool = false;
      //添加定位结果
      if(this.source!=null){
        let longitude = document.getElementById(this.str+"-MousePositionLon").value;
        let latitude = document.getElementById(this.str+"-MousePositionLat").value;
        //处理经纬度
        let lonlat = this.getLonLat(longitude,latitude);
        if(lonlat!=null){
          //点
          let featureTmp = new Feature({
            geometry: new Point(lonlat)
          });
          //样式
          let style = this.getPointStyle();
          featureTmp.setStyle(style);
          //设置属性
          featureTmp.setProperties({
            type:"position",
            longitude:longitude,
            latitude:latitude,
          });
          //添加定位点
          this.source.addFeature(featureTmp);
          //居中缩放
          this.map.getView().setCenter(lonlat);
          this.map.getView().setZoom(12);
        }
      }
    },
    clearPosition(){//清空定位结果
      this.clearPositionBool = false;
      this.addPositionBool = true;
      //地图工具箱--清空
      this.setMapToolBox("Clear");
    },
    //地图工具箱
    setMapToolBox(value){
      let that = this;
      if (value === 'Clear') {//清空
        //清空
        that.source.clear();
        //停止绘制|修改|拖拽|选择
        clearInteraction();
      }else if (value === 'Point' || value === 'LineString' || value === 'Polygon' || value === 'Circle') {//开启绘制
        //点|线|面|圆绘制
        //开启绘制
        startDrawInteraction(value,false);
      }else if (value === 'FreeHandLineString' || value === 'FreeHandPolygon') {//开启绘制
        //手绘线|手绘面
        value = value.split("FreeHand")[1];
        //开启绘制
        startDrawInteraction(value,true);
      }else if (value === 'StopDraw') {//停止绘制
        //停止绘制
        stopDrawInteraction();
      }else if (value === 'Snap') {//开启捕捉
        //开启捕捉
        startSnapInteraction();
      }else if (value === 'NotSnap') {//停止捕捉
        //停止捕捉
        stopSnapInteraction();
      }else if (value === 'Modify') {//开启修改
        //开启修改
        startModifyInteraction();
      }else if (value === 'NotModify') {//停止修改
        //停止修改
        stopModifyInteraction();
        //停止选择
        stopSelectInteraction();
      }else if (value === 'Drag') {//开启拖拽
        //开启拖拽
        startDragInteraction();
      }else if (value === 'NotDrag') {//停止拖拽
        //停止拖拽
        stopDragInteraction();
      }else if (value === 'Select') {//开启选择
        //开启选择
        startSelectInteraction();
      }else if (value === 'NotSelect') {//停止选择
        //停止选择
        stopSelectInteraction();
      } else if (value === 'MeasureDistance') {//开启测距
        //开启测距
        startMeasureInteraction('LineString');
      } else if (value === 'MeasureArea') {//开启测面
        //开启测面
        startMeasureInteraction('Polygon');
      } else if (value === 'StopMeasure') {//停止测量（测距|测面）
        //停止测量
        stopMeasureInteraction();
      } else if (value === 'ClearMeasure') {//清空测量结果
        //停止测量
        stopMeasureInteraction();
        //清空测量结果
        clearMeasureResult();
      }

      //停止绘制|修改|拖拽|选择
      function clearInteraction() {
        //停止拖拽
        stopDragInteraction();
        //停止修改
        stopModifyInteraction();
        //停止选择
        stopSelectInteraction();
        //停止绘制
        stopDrawInteraction();
      }

      //停止捕捉
      function stopSnapInteraction(){
        if (that.snap) {
          that.map.removeInteraction(that.snap);
          that.snap = null;
        }
      }

      //开启捕捉
      function startSnapInteraction(){
        //停止捕捉
        stopSnapInteraction();
        //开启捕捉
        that.snap = new Snap({
          source: that.source
        });
        that.map.addInteraction(that.snap);
      }

      //停止拖拽
      function stopDragInteraction() {
        //停止拖拽
        if (that.drag) {
          that.map.removeInteraction(that.drag);
          that.drag = null;
        }
      }

      //开启拖拽
      function startDragInteraction() {
        //停止绘制
        stopDrawInteraction();
        //停止修改
        stopModifyInteraction();
        //开启选择
        startSelectInteraction();
        //停止拖拽
        stopDragInteraction();
        //开启拖拽
        that.drag = new Translate({
          features: that.select.getFeatures()
        });
        that.map.addInteraction(that.drag);
      }

      //停止修改
      function stopModifyInteraction() {
        //停止修改
        if (that.modify) {
          that.map.removeInteraction(that.modify);
          that.modify = null;
        }
      }

      //开启修改
      function startModifyInteraction() {
        //停止绘制
        stopDrawInteraction();
        //开启选择
        startSelectInteraction();
        //停止修改
        stopModifyInteraction();
        //开启修改
        that.modify = new Modify({
          features: that.select.getFeatures()
        });
        that.map.addInteraction(that.modify);
      }

      //停止选择
      function stopSelectInteraction() {
        //停止选择
        if (that.select) {
          that.map.removeInteraction(that.select);
          that.select = null;
        }
      }

      //开启选择
      function startSelectInteraction() {
        //停止选择
        stopSelectInteraction();
        //开启选择
        that.select = new Select({
          wrapX: false
        });
        that.map.addInteraction(that.select);
      }

      //停止绘制
      function stopDrawInteraction() {
        //停止绘制
        if (that.draw) {
          that.map.removeInteraction(that.draw);
          that.draw = null;
        }
      }

      //开启绘制
      function startDrawInteraction(type,bool) {
        //停止拖拽
        stopDragInteraction();
        //停止修改
        stopModifyInteraction();
        //停止选择
        stopSelectInteraction();
        //停止绘制
        stopDrawInteraction();
        if(bool){//手绘线|手绘面
          that.draw = new Draw({
            source: that.source,
            type: type,
            snapTolerance: 20,
            freehand: true
          });
          that.map.addInteraction(that.draw);
        }else{//点|线|面|圆绘制
          that.draw = new Draw({
            source: that.source,
            type: type,
            snapTolerance: 20
          });
          that.map.addInteraction(that.draw);
        }
      }

      //计算面积
      function getPolygonArea (polygon) {
        // 这里一定要给坐标，和地图坐标保持一致，否则面积不准
        const area = getArea(polygon, {projection: 'EPSG:4490'})
        let output = Math.round((area / 1000000) * 100) / 100;//平方公里
        return output;
      }

      ////////////////////////////////////////////////////////////////////测量工具箱
      //格式化距离
      function formatLength(line) {
        const length = getLength(line, {projection: 'EPSG:4490'});
        let output;
        if (length > 100) {
          output = Math.round((length / 1000) * 100) / 100 + ' ' + 'km';
        } else {
          output = Math.round(length * 100) / 100 + ' ' + 'm';
        }
        return output;
      }

      //格式化面积
      function formatArea(polygon) {
        const area = getArea(polygon, {projection: 'EPSG:4490'});
        let output;
        if (area > 10000) {
          output = Math.round((area / 1000000) * 100) / 100 + ' ' + 'km<sup>2</sup>';
        } else {
          output = Math.round(area * 100) / 100 + ' ' + 'm<sup>2</sup>';
        }
        return output;
      }

      //创建新的提示tip
      function createHelpTooltip() {
        if (that.helpTooltipElement!=null) {
          that.helpTooltipElement.parentNode.removeChild(that.helpTooltipElement);
        }
        that.helpTooltipElement = document.createElement('div');
        that.helpTooltipElement.className = 'ol-tooltip hidden';
        that.helpTooltip = new Overlay({
          element: that.helpTooltipElement,
          offset: [15, 0],
          positioning: 'center-left',
        });
        that.map.addOverlay(that.helpTooltip);
      }

      //创建新的测量提示
      function createMeasureTooltip() {
        if (that.measureTooltipElement!=null) {
          that.measureTooltipElement.parentNode.removeChild(that.measureTooltipElement);
        }
        that.measureTooltipElement = document.createElement('div');
        that.measureTooltipElement.className = 'ol-tooltip ol-tooltip-measure';
        that.measureTooltip = new Overlay({
          element: that.measureTooltipElement,
          offset: [0, -15],
          positioning: 'bottom-center',
          stopEvent: false,
          insertFirst: false,
        });
        that.map.addOverlay(that.measureTooltip);
      }

      //开启测量工具
      function startMeasureInteraction(type) {
        //停止测量工具
        stopMeasureInteraction();

        //开启测量工具--绘制
        that.measure = new Draw({
          source: that.measureSource,
          type: type,
          style: new Style({
            fill: new Fill({
              color: 'rgba(255, 255, 255, 0.2)',
            }),
            stroke: new Stroke({
              color: 'rgba(0, 0, 0, 0.5)',
              lineDash: [10, 10],
              width: 2,
            }),
            image: new Circle({
              radius: 5,
              stroke: new Stroke({
                color: 'rgba(0, 0, 0, 0.7)',
              }),
              fill: new Fill({
                color: 'rgba(255, 255, 255, 0.2)',
              }),
            }),
          }),
        });
        that.map.addInteraction(that.measure);

        //创建新的测量提示
        createMeasureTooltip();
        //创建新的提示tip
        createHelpTooltip();

        let listener;
        that.measure.on('drawstart', function (evt) {
          //设置sketch
          that.sketch = evt.feature;

          let tooltipCoord = evt.coordinate;

          listener = that.sketch.getGeometry().on('change', function (evt) {
            const geom = evt.target;
            let output;
            if (geom instanceof Polygon) {
              output = formatArea(geom);
              tooltipCoord = geom.getInteriorPoint().getCoordinates();
            } else if (geom instanceof LineString) {
              output = formatLength(geom);
              tooltipCoord = geom.getLastCoordinate();
            }
            that.measureTooltipElement.innerHTML = output;
            that.measureTooltip.setPosition(tooltipCoord);
          });
        });
        //完成测量绘制
        that.measure.on('drawend', function () {
          that.measureTooltipElement.className = 'ol-tooltip ol-tooltip-static';
          that.measureTooltip.setOffset([0, -7]);
          //添加到数组
          that.measureTooltipArray.push(that.helpTooltip);
          //添加到数组
          that.measureTooltipArray.push(that.measureTooltip);
          //清空sketch
          that.sketch = null;
          //清空tooltip
          that.measureTooltipElement = null;
          createMeasureTooltip();
          unByKey(listener);
        });
      }

      //停止测量工具
      function stopMeasureInteraction() {
        //停止绘制
        stopDrawInteraction();
        //停止测量工具
        if (that.measure) {
          that.map.removeInteraction(that.measure);
          that.measure = null;
          //隐藏提示tip
          that.helpTooltipElement.classList.add('hidden');
          //移除测量提示
          if(that.helpTooltip!=null){
            that.map.removeOverlay(that.helpTooltip);
          }
          if(that.measureTooltip!=null){
            that.map.removeOverlay(that.measureTooltip);
          }
        }
      }

      //清空测量结果
      function clearMeasureResult(){
        if(that.measureSource!=null){
          //清空测量结果
          that.measureSource.clear();
          //清空测量结果提示数组
          if(that.measureTooltipArray.length>0){
            for(let i=0;i<that.measureTooltipArray.length;i++){
              that.map.removeOverlay(that.measureTooltipArray[i]);
            }
            that.measureTooltipArray = [];
          }
        }
      }
    },
    getPolyonStyle(color,backgroundColor,strokeWidth){//多边形样式
      if(backgroundColor==null){
        backgroundColor = "rgba(0,0,0,0)";
      }
      let style = new Style({
        fill:new Fill({//填充样式
          color:backgroundColor
        }),
        stroke:new Stroke({//描绘
          width:strokeWidth,//宽
          color:color
        })
      });

      return style;
    },
    getPointStyle(){//点图标样式
      let img = dingweiImg;
      let style = new Style({
        image: new Icon({
          src: img
        }),
      });

      return style;
    },
    //处理经纬度
    getLonLat(longitude,latitude){
      let lonlat = null;
      if(longitude!=null && latitude!=null && longitude!="" && latitude!=""){
        let lon = Number(longitude);
        let lat = Number(latitude);
        if(lon>0 && lon<180 && lat>0 && lat<90){
          lonlat = [lon,lat];
        }
      }

      return lonlat;
    },
    showBoundingExtent(coordinates){//缩放到区域位置
      if (this.map!=null && coordinates!=null && coordinates.length > 1) {
        let extent = boundingExtent(coordinates);
        //this.map.getView().fit(extent, {duration: 1000, padding: [50, 50, 50, 50]});
        this.map.getView().fit(extent, {padding: [50, 50, 50, 50]});
        //获取默认位置
        //this.center = this.map.getView().getCenter();
        //this.zoom = this.map.getView().getZoom();
      }
    },
    //矢量瓦片图层--全国省份
    createVectorTileLayerProvince() {
      let that = this;
      let layerUrl = iServerHttp()+"/iserver/services/map-fxfzypg/rest/maps/district_boundary_province@fxfzypg";
      //瓦片地图图层
      let mapService = new MapService(layerUrl);//根据超图矢量瓦片图层获取图层信息
      mapService.getMapInfo(function (serviceResult) {
        if(serviceResult.result!=undefined){
          let mapJSONObj = serviceResult.result;
          //获取超图发布的REST图层
          //let options = TileSuperMapRest.optionsFromMapJSON(newUrl, mapJSONObj);
          let layerName = mapJSONObj.name;//图层名称
          //获取图层范围
          let bounds = mapJSONObj.bounds;
          let left = bounds.left;
          let bottom = bounds.bottom;
          let right = bounds.right;
          let top = bounds.top;
          let origin = [left, top];//左上角
          let extent = [left, bottom, right, top];//图层范围
          //获取超图发布的REST矢量切片图层（自定义比例尺）
          let resultArr = getVectorTileLayer(that.map,layerUrl,origin,extent,that.map.getView(),mapJSONObj,null,0);
          let layer = resultArr[0];
          let vectorTileStyles = resultArr[1];
          //自定义样式
          vectorTileStyles.setCustomStyleFuntion(that.setCustomStylesObj());
          that.map.addLayer(layer);
          //获取超图发布的REST图层（自定义比例尺）
          let restLayer = getRESTLayer(layerUrl,null,origin,extent,mapJSONObj,17);
          that.map.addLayer(restLayer);
          //设置图层叠加顺序
          restLayer.setZIndex(5);

          //地图点击事件
          that.map.on('click', function (e) {
            //清空选中
            vectorTileStyles.featureSelectedFunction({
              selectedId: null,
              layerName: null,
              fieldId:null
            });
            layer.changed();
            that.$emit("selectProvinceInfo",null);//取消选中
            //点击要素事件
            that.map.forEachFeatureAtPixel(e.pixel, function (feature) {
              //矢量切片样式
              if(vectorTileStyles){
                //选择省份
                let id = feature.getProperties().attributes.code;
                vectorTileStyles.featureSelectedFunction({
                  selectedId: id,
                  layerName: feature.getProperties().layerName,
                  fieldId:"code"
                });
              }
              layer.changed();
              //选择省份
              let province = feature.getProperties().attributes.name;
              that.$emit("selectProvinceInfo",province);
              return true;
            }, {hitTolerance: 5});
          });
          //设置图层叠加顺序
          layer.setZIndex(5);
          //缩放到图层范围
          that.map.getView().fit(extent, {padding: [50, 50, 50, 50]});
        }
      });
    },
    //设置自定义样式
    setCustomStylesObj(){
      let obj = Object.create(null);
      //选择要素样式
      let selectedStyle = new Style({
        stroke: new Stroke({
          color: 'rgba(255,255,20,0.8)',
          // color: 'rgba(200,20,20,0.8)',
          width: 1,
        }),
        fill: new Fill({
          color: 'rgba(255,255,20,0.4)',
          // color: 'rgba(200,20,20,0.4)',
        }),
      });
      obj["selectedStyle"] = selectedStyle;
      //自定义样式
      let customStyleFunction = function (feature){
        let customStyle = new Style({
          stroke: new Stroke({
            color: "rgba(0,0,0,0.5)",
            width: 1,
          }),
          fill: new Fill({
            color: "rgba(0,0,0,0)",
          }),
        });

        return customStyle;
      }
      obj["customStyleFunction"] = customStyleFunction;
      return obj;
    },
  }
}

</script>

<style scoped>

</style>